高中英语-Astronomy教学课件设计

Unit4Astronomy

LearningAims:1.Tolearnsomebackgroundinformationabouthowtheearthwasformed.2.Trytoprotectouronlyhome-theearth.MotivationTimeGivemeafulcrum(支点),andIshallmovetheworld.IfIhaveseenfurther,itisonlybystandingontheshouldersofGiants.

Astronomy:thescienceofthestarsastronomer

Whatwordswillyouthinkofwhenwetalkaboutastronomy?Brainstorming

thesun

astronomystarplanetmoon

solarsystemearthotherssolarsystemearth

Oursolarsystemismadeupofthesunandsome__________(planet)thatcirclearoundit.Ourplanet,theearth,_______(like)otherplanets,istheonlyonethatsupportslife.Becauseitiscoveredwithwaterandsoilwhichare____________(fundamentally)tothedevelopmentoflife.

Itwassaidthatdinosaurs________(exist)ontheearthformorethan140millionyears.Whetherwecanliveonotherplanetsremainsoneofthe_______(puzzle)thatscientistsfoundhardtosolve.Task1:Fillintheblanksplanetsunlikefundamentalexistedpuzzles

Howmanyplanetsarethereinthesolarsystem?

8ScientistsnowthinkPlutoistoosmalltobecalledaplanet.Pluto

1)金星2)水星

3)地球4)火星5)木星6)土星7)天王星8)海王星Venus加音标MercuryEarthMarsJupiterSaturnUranusNeptuneThenamesofeightplanets.MercuryVenusEarthMarsJupiterUranusSaturnNeptunePutthemincorrectorderonP25.MyVeryExcellentMotherJustSentUs

NinePizzasHowtoremembertheorderoftheeightplanetsaroundthesun?EarthJupiterMarsMercuryNeptuneSaturnUranusVenusGame

1.Giveninestudentscards.Oneachiswrittenthenameofaplanetwiththeninthasthesun.2.Thestudentholdingthecardwith“Sun”onitstandsattheleftoftheclassroom.3.Askotherstudentstogetintheordertheythinktheplanetsareinrelationtothesun.4.Everystudentsaythesentence“Iamthe...”accordingtothecradstheyareholding.Youarethe“SuperBrain”!

ThinkingTimeHaveyoueveraskedyourmother,“Mom,wheredoIcomefrom”?

Wefoundyouinatrashcan,whichwastoldtomebymymom,whowouldthreatentoputmebackinthetrashcanwherehefoundme,whenIwasn’tlistening.Enjoyapoembyapupil.SecretMothersaidIwasfoundsomewhereButIjustsmiledIdon'twanttotellasecretinfearofmother'sbeingsad

IknowthatFather'sfamilynameisWanBrother'sfamilynameisWanMyfamilynameisalsoWanWhilemother'sfamilynameisJiangSowhowasfoundsomewhereIbelieveit'sobviousSh!Iwillhidethesecretinmyheartforever.

Nearlyeverybodyhasthisorthatpuzzle:Howdohumanbeingscomeintobeing?Howdoestheearthcomeintobeing?

InChina,therearetwolegendsaboutthesepuzzles.Doyouknowthenames?ChineseLegendsPanguseparatestheskyfromtheearth.女娲补天Legend:TheGoddessNuwamendedtheheavenandcreatedhumanbeingsfromtheclay(粘土).

Inwesterncountries,there'sareligiousbeliefaboutthesepuzzles.

Godcreatedtheworldinsevendays.Howdoestheearthcomeintobeing?TheBigBangmeansahugeexplosionthatscientistsbelievehappenedaround15billionyearsago,creatingouruniverse.Severalbillionyearsafterthe“BigBang”,theearthformed.Itbelongstoagroupofeightplanetsthatmovearoundastarcalledthesun.Theearthissurroundedbyablanketofgasescalledtheatmosphere.Thepresenceofwaterallowedtheearthtodissolveharmfulgasesandacidsintotheoceansandseas,whichmadeitpossibleforlifetodevelop.Graduallyhumanbeingsappeared.ReadingComprehensionQuestionsforyou2.Whyiswatersoimportantforthebeginningoflife?

1.Whendidthe“BigBang”happen?

Ithappened15billionyearsago.Becausewaterallowedtheearthtodissolveharmfulgasesintooceansandseas.Arewetakingcareoftheearthwell?

Becausetheyareputtingtoomuchcarbondioxideintotheatmosphere,whichpreventsheatfromescapingfromtheearthintospace.Theearthmaybecometoohottoliveon.

Theearthisbecomingtoopollutedtoliveon!

Asyoungpeople,whatthingscanwedofortheearth?DiscussionYoucanrefertothefollowingsentences

Iamhonoredtohaveachancetospeaktoyoutoday.Asyoungpeople,wecandothefollowingthingsfortheearth.Firstly,Secondly,Thirdly,Isincerelyadvocatethat...

solarenergy

plant

trees

recycle

rubbish

prevent

desertificationsave

water

purify

airHomework

1.Previewthep